gcc/testsuite/gcc.dg/floatn-typeof.h

   1 /* Tests for _FloatN / _FloatNx types: test types of constants.
   2    Before including this file, define WIDTH as the value N; define EXT
   3    to 1 for _FloatNx and 0 for _FloatN.  */
   4
   5 #define CONCATX(X, Y) X ## Y
   6 #define CONCAT(X, Y) CONCATX (X, Y)
   7 #define CONCAT3(X, Y, Z) CONCAT (CONCAT (X, Y), Z)
   8 #define CONCAT4(W, X, Y, Z) CONCAT (CONCAT (CONCAT (W, X), Y), Z)
   9
  10 #if EXT
  11 # define TYPE CONCAT3 (_Float, WIDTH, x)
  12 # define CST(C) CONCAT4 (C, f, WIDTH, x)
  13 # define CSTU(C) CONCAT4 (C, F, WIDTH, x)
  14 #else
  15 # define TYPE CONCAT (_Float, WIDTH)
  16 # define CST(C) CONCAT3 (C, f, WIDTH)
  17 # define CSTU(C) CONCAT3 (C, F, WIDTH)
  18 #endif
  19
  20 extern TYPE test_type;
  21 extern __typeof (CST (1.0)) test_type;
  22 extern __typeof (CSTU (1.0)) test_type;